nonconformist vs contestant

nonconformist and contestant both are nouns.

Word	Noun	Adjective	Verb	Adverb
nonconformist	Yes	Yes	No	No
contestant	Yes	No	No	No

As nouns, contestant is a hypernym of nonconformist; that is, contestant is a word with a broader meaning than nonconformist:

nonconformist: someone who refuses to conform to established standards of conduct
contestant: a person who dissents from some established policy

Other hypernyms of nonconformist include dissenter, dissident, objector, protester.

nonconformist (noun)	contestant (noun)
someone who refuses to conform to established standards of conduct	a person who participates in competitions
	a person who dissents from some established policy

nonconformist (adjective)	contestant (adjective)
not conforming to some norm or socially approved pattern of behavior or thought
not conforming to established customs or doctrines especially in religion